Home / 706,566.18-1,060,199.80-280,092.98

Finding the Fourth Proportional to 706,566.18, 1,060,199.80 and 280,092.98

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Solution

The fourth proportional to 706,566.18, 1,060,199.80 and 280,092.98 is: 420,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,566.18 : 1,060,199.80 = 280,092.98 : x
  2. Step 2: Convert to fraction form
    706,566.18/1,060,199.80 = 280,092.98/x
  3. Step 3: Cross multiply
    706,566.18x = 1,060,199.80 × 280,092.98
  4. Step 4: Simplify right side
    706,566.18x = 296,954,521,377.40
  5. Step 5: Solve for x
    x = 296,954,521,377.40/706,566.18
  6. Step 6: Final answer
    x = 420,278.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.